2004 Chevrolet Trailblazer Q&A

2004 Chevrolet Trailblazer Question: Code p2101, p2176, p1516, this are the codes what are they?

Those are the codes on the car I need some help please. Thank you -
Answer 1
all codes pertain to throttle position issues. best you seek daig and est from your mech. there is a test procedure to follow to determine which sensor is bad. -
Answer 2
All the codes relate to sensor values being out of range concerning electronic throttle control system. This should be diagnosed by a technician. -